test/built-ins/Array/prototype/every/15.4.4.16-7-b-6.js


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// Copyright (c) 2012 Ecma International.  All rights reserved.
// This code is governed by the BSD license found in the LICENSE file.

/*---
es5id: 15.4.4.16-7-b-6
description: >
    Array.prototype.every - properties can be added to prototype after
    current position are visited on an Array-like object
includes: [runTestCase.js]
---*/

function testcase() {
        function callbackfn(val, idx, obj) {
            if (idx === 1 && val === 6.99) {
                return false;
            } else {
                return true;
            }
        }
        var arr = { length: 2 };

        Object.defineProperty(arr, "0", {
            get: function () {
                Object.defineProperty(Object.prototype, "1", {
                    get: function () {
                        return 6.99;
                    },
                    configurable: true
                });
                return 0;
            },
            configurable: true
        });

        try {
            return !Array.prototype.every.call(arr, callbackfn);
        } finally {
            delete Object.prototype[1];
        }
    }
runTestCase(testcase);